1. Side the swivel mount into the slot on the strap lock. Make sure the retaining lug snaps up to lock the lug into place.2. Locate one end of the swivel mount into the mirror cavity.3. Pull back the mirror lever and lower the end of the swivel mount fully home into the mirror cavity. Push the lever fully towards the swivel mount so that it locks the mount into position.To install ypur mirror:1. Unclip the two retaining straps and pass them around the headrest. Clip the straps together and pull them tight to securely fasten the mirror.2. Adjust the mirror angle so that you have a clear view of your child from the cars rear view mirror. It will be easier if you have an assistant to help you.Warning:Position the mirror so that it does not obscure your view through the rear window. - Large rectangular shape allows a wider viewing angle, avoids the driver having to turn around whilst driving.- Quick easy to fit remove when required.